Home / 237,257.10-355,703.40-119,013.30

Finding the Fourth Proportional to 237,257.10, 355,703.40 and 119,013.30

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Solution

The fourth proportional to 237,257.10, 355,703.40 and 119,013.30 is: 178,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,257.10 : 355,703.40 = 119,013.30 : x
  2. Step 2: Convert to fraction form
    237,257.10/355,703.40 = 119,013.30/x
  3. Step 3: Cross multiply
    237,257.10x = 355,703.40 × 119,013.30
  4. Step 4: Simplify right side
    237,257.10x = 42,333,435,455.22
  5. Step 5: Solve for x
    x = 42,333,435,455.22/237,257.10
  6. Step 6: Final answer
    x = 178,428.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.